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UNDER DISPENSER CONTAINMENT(UDC) TESTING <br />T@St Bi iltDd Bjl o Manufacturer • Industry Standard o Professional Engr. O Other. (see below) <br />T@St M@tiQd useS: o Pressure o Vacuum i Hydrostatic O Other (see below) <br />Measuring .Egruipmeni Use4� Level Change Irtd. EC�tOf tCalt 1 System 20011 Walton Enirreeringj <br />®-'St:r 6. ion ®IStS # �/I� DiSD # 11 12 <br />UDC Manufacturer <br />Total Containment <br />Total Containment <br />UDC Material <br />Poly <br />Poly <br />UDC Depth (inches) <br />26" <br />26" <br />Height from UDC bottom to highest <br />12" <br />12" <br />piping penetration <br />Height from UDC bottom to lowest <br />6" <br />6" <br />electrical penetration <br />Condition of UDC prior to testing <br />Dry <br />Dry <br />Portion of UDC tested <br />Entire <br />Entire <br />Type of shut -down present <br />Sensor <br />Sensor <br />Was sensor removed for testing? <br />Yes <br />Yes <br />Was sensor properly replaced after testing? <br />Yes <br />Yes <br />Wait time for water level to stabilize <br />0:21 <br />0:18 <br />Depth of water level from UDC bottom (in.) <br />15" <br />15" <br />Test start time <br />11:34 AM <br />11:35 AM <br />Test end time <br />12:04 PM <br />12:05 PM <br />Test duration <br />0:30 <br />0:30 <br />Change in water level (t 0.000 inches) <br />0.000 <br />0.000 <br />Pass/Fail threshold (0.005 inches / % Hr.) <br />0.005 <br />0.005 <br />TEST RESULT <br />PASS <br />PASS <br />Comments: <br />0 2002 Walton Engineering, Inc. <br />